he is david cosnet, one of bill clinton's speechwriters named newsweek columnist joe klein as its authorled to this. >> my name is joe klein and i wrote "primary colors." i did it by myself with no help, no secret sources. >> david is with me, former white house chief speechwriter. david, welcome. nice to have you on. >> thank you for having me. >> so let's first start with, it was a source in the west wing saying that aides are following leads based upon the writing style in this anonymous opinion piece. so i want you to go back when you first started digging on "primary colors." what were your clues, tell-tale signs for you to go, aha, joe klein. >> the board asked me to review the book in february of 1996, right after it came out. and as i was reading it, i was thinking to myself, this reads a whole lot like joe klein. and joe klein, as you say, had been a columnist for newsweek, and before that, he covered new york city politics, new york state politics for new york magazine. and way before that, he worked for an underground newspaper in boston. i was thinking there was a lot of insi